Race Battery Isolator Switches

The FIA Master Cut out Switch has been used for decades on Race Cars, Rally Cars and Competition Cars and has proven to be the most reliable Battery Master Switch on the market. It will ensure complete electrical shutdown on a competition car when operated. It also prevents alternator diode damage and prevents engine run on when operated whilst the engine is running. Suitable for 6, 12 and 24 volt systems and is rated at 100amp continuous.